This is the second part of AngularJS Token Authentication using ASP.NET Web API 2 and Owin middleware, you can find the first part using the link below: Token Based Authentication using ASP.NET Web API 2, Owin middleware, and ASP.NET Identity – Part 1. Enable OAuth Refresh Tokens in AngularJS App using ASP .NET Web API 2, and Owin – Part 3. ASP.NET Web API 2 external logins with Facebook and Goog
